text: /*
   * Squashfs - a compressed read only filesystem for Linux
   *
   * Copyright (c) 2002, 2003, 2004, 2005, 2006, 2007
   * Phillip Lougher <phillip@lougher.org.uk>
   *
   * This program is free software; you can redistribute it and/or
   * modify it under the terms of the GNU General Public License
   * as published by the Free Software Foundation; either version 2,
   * or (at your option) any later version.
   *
   * This program is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   * GNU General Public License for more details.
   *
   * You should have received a copy of the GNU General Public License
   * along with this program; if not, write to the Free Software
   * Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
   *
   * squashfs.h
   */
  
  #ifdef CONFIG_SQUASHFS_1_0_COMPATIBILITY
  #undef CONFIG_SQUASHFS_1_0_COMPATIBILITY
  #endif
  
  #ifdef SQUASHFS_TRACE
  #define TRACE(s, args...)	printk(KERN_NOTICE "SQUASHFS: "s, ## args)
  #else
  #define TRACE(s, args...)	{}
  #endif
  
  #define ERROR(s, args...)	printk(KERN_ERR "SQUASHFS error: "s, ## args)
  
  #define SERROR(s, args...)	do { \
  				if (!silent) \
  				printk(KERN_ERR "SQUASHFS error: "s, ## args);\
  				} while(0)
  
  #define WARNING(s, args...)	printk(KERN_WARNING "SQUASHFS: "s, ## args)
  
  static inline struct squashfs_inode_info *SQUASHFS_I(struct inode *inode)
  {
  	return list_entry(inode, struct squashfs_inode_info, vfs_inode);
  }
  
  #if defined(CONFIG_SQUASHFS_1_0_COMPATIBILITY) || \
  	defined(CONFIG_SQUASHFS_2_0_COMPATIBILITY)
  #define SQSH_EXTERN
  extern unsigned int squashfs_read_data(struct super_block *s, char *buffer,
  				long long index, unsigned int length,
  				long long *next_index, int srclength);
  extern int squashfs_get_cached_block(struct super_block *s, char *buffer,
  				long long block, unsigned int offset,
  				int length, long long *next_block,
  				unsigned int *next_offset);
  extern void release_cached_fragment(struct squashfs_sb_info *msblk, struct
  					squashfs_fragment_cache *fragment);
  extern struct squashfs_fragment_cache *get_cached_fragment(struct super_block
  					*s, long long start_block,
  					int length);
  extern struct inode *squashfs_iget(struct super_block *s, squashfs_inode_t inode, unsigned int inode_number);
  extern const struct address_space_operations squashfs_symlink_aops;
  extern const struct address_space_operations squashfs_aops;
  extern const struct address_space_operations squashfs_aops_4K;
  extern struct inode_operations squashfs_dir_inode_ops;
  #else
  #define SQSH_EXTERN static
  #endif
  
  #ifdef CONFIG_SQUASHFS_1_0_COMPATIBILITY
  extern int squashfs_1_0_supported(struct squashfs_sb_info *msblk);
  #else
  static inline int squashfs_1_0_supported(struct squashfs_sb_info *msblk)
  {
  	return 0;
  }
  #endif
  
  #ifdef CONFIG_SQUASHFS_2_0_COMPATIBILITY
  extern int squashfs_2_0_supported(struct squashfs_sb_info *msblk);
  #else
  static inline int squashfs_2_0_supported(struct squashfs_sb_info *msblk)
  {
  	return 0;
  }
  #endif
  